#0A2841#0A2841

#0A2841 is a dark, muted cyan. Relative luminance 0.020; OKLCH L 26.9% C 0.058 H 247.4°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#0A2841
RGB	rgb(10, 40, 65)
HSL	hsl(207, 73%, 15%)
HSV	hsv(207, 85%, 25%)
CMYK	cmyk(84.6%, 38.5%, 0%, 74.5%)
CIE-LAB	lab(15.30, -0.69, -18.99)
CIE-LCH	lch(15.30, 19.00, 267.91°)
OKLab	oklab(26.91% -0.0224 -0.0539)
OKLCH	oklch(26.91% 0.058 247.4)
XYZ	xyz(1.8377, 1.9636, 5.2822)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2841 #41230A

analogous

#0A413F #0A2841 #0A0C41

triadic

#0A2841 #410A28 #28410A

tetradic

#0A2841 #3F0A41 #41230A #0C410A

square

#0A2841 #3F0A41 #41230A #0C410A

split-complementary

#0A2841 #410A0C #413F0A

monochromatic

#04101B #04101B #0A2841 #124976 #1A69AB

Accessibility & contrast

On white

15.08

#0A2841 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0A2841 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2841

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2841	#FFFFFF	#000000	##FFFFFF
##0A2841	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2942

Deuteranopia (green-blind)

#152441

Tritanopia (blue-blind)

#002E31

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0a2841;
/* rgb */ color: rgb(10, 40, 65);
/* oklch */ color: oklch(26.9% 0.058 247.4);

Tailwind

colors: {
  custom: {
    50: '#526175',
    500: '#0a2841',
    950: '#000000',
  },
}

SCSS

$custom: #0a2841;
$custom-light: #526175;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2841",
  "rgb": {
    "r": 10,
    "g": 40,
    "b": 65
  },
  "hsl": {
    "h": 207.273,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.26905,
    "c": 0.0584,
    "h": 247.4
  },
  "luminance": 0.01964
}

Semantic roles & 50–950 ramp

primary

#0A2841

secondary

#7E5029

accent

#8C38F0

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #0A2841

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →